Straight ally and pop star Betty Who voiced her support for marriage equality as part of HRC’s Equality Rocks campaign. Betty joins a growing list of musicians standing with the Human Rights Campaign on the right side of history.

And to celebrate, don't miss your chance to snag an autographed Equality Rocks lanyard. Enter by Friday, May 2 at 11:59 p.m. for a chance to win a rockin’ gift bag filled with an Equality Rocks lanyard signed by Betty, a copy of Betty’s first EP “The Movement,” an HRC Equality Rocks t-shirt and HRC Equality Rocks wristband set.

The Equality Rocks campaign is sparking a conversation about love, fairness and equality across the country. To join in, visit www.hrc.org/EqualityRocks.

And for more from the artists who rock for equality, including Phoenix, the Yeah Yeah Yeahs, Florence and the Machine, Sara Bareilles, Tegan and Sara, Animal Collective and SOJA, follow HRC on Spotify now.